Dams in Cayuga County, New York
12Total Dams
2High Hazard
3Significant
Dam Safety in Cayuga County, New York
Cayuga County has 12 dams tracked in the National Inventory of Dams. Of these, 2 are classified as high hazard — meaning failure would probably cause loss of human life. Another 3 carry a significant hazard classification. Currently, 3 dams have a condition assessment of poor or unsatisfactory.
The average dam in Cayuga County is 103 years old. The most common purpose is recreation. The tallest dam is Robert Alcorn Dam at 40 ft.
Explore more: Oldest dams in New York · Tallest dams · High risk dams · Largest reservoirs
Data note: Hazard potential describes the consequences if a dam failed; it does not predict the likelihood of failure. Inspection, condition, and emergency-plan fields can be incomplete or delayed. Check state dam-safety officials and local emergency managers for official guidance.
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Mill Street Dam | High | Satisfactory | 25 | Hydroelectric | 1800 |
| Mud Lock C&s Canal Dam | High | Poor | 20 | Navigation | 1912 |
| North Division Street Dam | Significant | Satisfactory | 32 | Hydroelectric | 1865 |
| New Hope Saw Mill Dam | Significant | Poor | 19 | Other | 1850 |
| Owasco Lake Outlet Dam | Significant | Satisfactory | 14 | Recreation | 1972 |
| Robert Alcorn Dam | Low | Not Rated | 40 | Recreation | 1998 |
| Fillmore Glen Dam | Low | Not Rated | 27 | Recreation | 1931 |
| Karl Shank Dam | Low | Not Rated | 25 | Debris Control | 1980 |
| Lauren Hopkins Dam | Low | Not Rated | 12 | Recreation | 1976 |
| Westbury Dam | Low | Poor | 12 | Recreation | 1902 |
| Headquarters Pond Dam | Low | Not Rated | 10 | ||
| Marion Teachout Wildlife Marsh Dam | Low | Not Rated | 9 | Other | 1958 |